Astudent club has 9 members. how many ways can the club choose a president, vice president, and treasurer?
a. 252
b. 504
c. 165
d. 1,050

Can someone me with this problem . show your work .

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.